Bicycles

A man bicycles down a flooded street with empty cooking oil containers during a rain storm in Dar es Salaam, Tanzania on November 23, 2016. / AFP PHOTO / DANIEL HAYDUKDANIEL HAYDUK/AFP/Getty Images

Daniel Hayduk/AFP/Getty

A man cycles down a flooded street with empty cooking oil containers during a rain storm in Dar es Salaam, Tanzania. Photo Daniel Hayduk/AFP/Getty 

People view different bicycle models during the Taipei International Cycle Show in Taipei, Taiwan

Ritchie B. Tongo/EPA

People view different bicycle models during the Taipei International Cycle Show in Taipei, Taiwan

Yelena Babkini and her husband Boris walk through Gorky Park with their bicycles after having been married earlier in the day in Moscow...Yelena Babkini (R) and her husband Boris walk through Gorky Park with their bicycles after having been married earlier in the day in Moscow, August 15, 2013. REUTERS/Gary Hershorn (RUSSIA - Tags: SOCIETY)

Gary Hershorn/Reuters

Yelena Babkini and her husband Boris walk through Gorky Park with their bicycles after having been married earlier on Thursday in Moscow